Build - For user builds, use a release build id in the description if one exists

Companion change to Ic5913e587400dd38c04aa05de3a7becced77a59e

Change-Id: I39cb41e86d984ea1c6b1f9d7f67cf3523808e4cd
Signed-off-by: STELIX <ssspinni@gmail.com>
Build - Add cafremote command to envsetup

* So lazy!

Change-Id: Ieaab78efb84869657d628c07e1139a5806a1a35e
Signed-off-by: STELIX <ssspinni@gmail.com>